2018 Mazda CX-3 prices

This 2018 Mazda CX-3 is no longer listed. Here are similar cars for sale now.

There are 88 used 2018 Mazda CX-3 cars for sale from UK dealers on AskCar, as of 4 November 2026. Typical asking price £10,000 (the median: half cost less, half cost more). The cheapest is £5,499. The middle half are priced between £9,000 and £11,500. Median mileage: about 48,000 miles.

Dealers lowered the asking price on more than a quarter of 2018 Mazda CX-3 cars: 28 of the 88 in the 14 days to 4 November 2026.

2018 Mazda CX-3 prices by engine and mileage

A 2018 Mazda CX-3 2.0 petrol car with 20,000 to 40,000 miles typically costs £12,000, against £9,000 with 60,000 miles or more.

EngineAll mileagesUnder 20,000 miles20,000 to 40,000 miles40,000 to 60,000 miles60,000 miles or more
2.0 petrol£10,500Too few for sale£12,000£10,800£9,000

Only 12 of the 2018 Mazda CX-3 cars for sale have the 1.5 diesel engine, too few to give a typical asking price.

Only 2 of the 2018 Mazda CX-3 cars for sale have the 1.8 diesel engine, too few to give a typical asking price.

2018 Mazda CX-3 prices by trim

TrimTypical asking price, 2018 cars
Sport NAV£9,800
Sport Nav+£11,500
SE L NAVToo few for sale
SE L Nav+Too few for sale

Only 9 of the 2018 Mazda CX-3 cars for sale are SE L NAV, too few to give a typical asking price.

Only 4 of the 2018 Mazda CX-3 cars for sale are SE L Nav+, too few to give a typical asking price.

Typical asking prices are of 2018 Mazda CX-3 cars for sale on 4 November 2026, and are given only where at least 20 cars with a price are for sale.

2018 Mazda CX-3 against other years

A 2017 Mazda CX-3 car has a typical asking price of £9,000 and a 2019 one £11,500, as of 4 November 2026.

AskCar lists 444 used Mazda CX-3 across the UK, from 357 dealerships.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2018 Mazda CX-3 cars for sale now, page 1 of 2

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 80 of the 85 cars listed here meet these rules. Page 2 lists every other 2018 Mazda CX-3 car, cheapest first, including the 5 the groups do not pick from.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 431 priced Mazda CX-3 adverts on AskCar as of 4 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2018 Mazda CX-3.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.

This list leaves out 3 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.

Best value 2018 Mazda CX-3: priced furthest below the AskCar estimate

These 10 are priced 4% to 15% under their AskCar estimate. Their asking prices run from £5,895 to £10,388.

Cheapest 2018 Mazda CX-3: the lowest asking prices

These 10 are priced £5,895 to £7,495. They have covered 77,798 to 106,188 miles.

Lowest-mileage 2018 Mazda CX-3

These 10 have covered 9,680 to 27,000 miles. Their asking prices run from £10,995 to £14,499.

Recently reduced 2018 Mazda CX-3: the biggest price reductions in the 14 days to 4 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 4 November 2026. Their reductions since AskCar first saw them run from £700 to £1,700.

Newly advertised 2018 Mazda CX-3: first seen by AskCar in the 7 days to 4 November 2026

These 10 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

Mazda CX-3 by gearbox, fuel and body

Mazda CX-3 prices by year

Mazda CX-3 by trim

2018 Mazda CX-3 by trim

Mazda CX-3 by price

Mazda CX-3 near you

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